[n] the act of throwing yourself down; "he landed on the bed with a great flop"
[n] a complete failure; "the play was a dismal flop"
[n] (informal) someone who is unsuccessful
[n] an arithmetic operation performed on floating-point numbers; "this computer can perform a million flops per second"
[adv] (informal) exactly; "he fell flop on his face"
[adv] with a flopping sound; "he tumbled flop into the mud"
[v] fall suddenly and abruptly
[v] fall loosely; "He flopped into a chair"
[v] fail utterly; collapse; "The project foundered"